Identify the alkene obtained on dehydration of each of the following alcohols: (a) 3-Ethyl-3-pentanol (b) 1-Propanol...
Identify the alkene obtained on dehydration of each of the following alcohols:
(a) 3-Ethyl-3-pentanol
(b) 1-Propanol
(c) 2-Propanol
(d) 2,3,3-Trimethyl-2-butanol
please show the mechanism. I dont know how the hydrogens are moving in these reactions...
Homework Answers
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Identify the alkene obtained on dehydration of each of the
following alcohols:
(a) 3-Ethyl-3-pentanol
(b) 1-Propanol...
Identify the alkene obtained on dehydration of each of the following alcohols: (a) 3-Ethyl-3-pentanol (b) 1-Propanol...
Identify the alkene obtained on dehydration of each of the following alcohols: (a) 3-Ethyl-3-pentanol (b) 1-Propanol (c) 2-Propanol (d) 2,3,3-Trimethyl-2-butanol
3. Classify each of the following alcohols as primary, secondary, or tertiary. a. 3-pentanol SELECT ONE...
3. Classify each of the following alcohols as primary, secondary, or tertiary. a. 3-pentanol SELECT ONE SELECT ONE b. 2-methyl-2-butanol c. 1-propanol SELECT ONE 4. If you add chromate, an oxidizing agent, to each of the following would a green Cr solution be formed? SELECT ONE a. 3-pentanol b. 2-methyl-2-butanol SELECT ONE c. 1-propanol SELECT ONE
1) Predict the following major alkene product that would result from dehydration of the following alcohols...
1)
Predict the following major alkene product that would result from
dehydration of the following alcohols ,with no carbocation
rearrangements:
2) Draw the mechanism for the following dehydration
reaction:
** I already asked these questions, the tutor used conc.
H2SO4... Could I use H3PO4 instead? For #2, I'm not sure if I drew
the mechanism correctly can you explain and draw the mechanism
please? The pic in pencil is my attempt at #2
1- isopropanol (also known as 2-propanol) is formed primarily from the hydration reaction of an alkene....
1- isopropanol (also known as 2-propanol) is formed primarily
from the hydration reaction of an alkene. The alkene is [ ]
2- When the O in an alcohol is replaced with a sulfur atom, the
resulting compound is called a(n) [ ]
3- The dehydration of two primary alcohols results in a(n) [
]
A alkene
B aldehyde
C carboxylic acid
D ester
E ether
4- Fill in the blank. CHCHCHC≡CCHCHCl
is named _______.
A 7-chloro-4-heptyne
B 5-chloro-2-heptene
C 1-acetylenenyl-3-chloropropane...
Chemistry 2401 Experiment 7 Acid Catalyzed Dehydration of 3.3-Dimethyl-2-Butanol with Rearrangement Experiment 7 Pre-lab Assignment Dehydration...
Chemistry 2401 Experiment 7 Acid Catalyzed Dehydration of 3.3-Dimethyl-2-Butanol with Rearrangement Experiment 7 Pre-lab Assignment Dehydration of 3,3-Dimethyl-2-Butanol 1. Draw the structures of all the expected products from the following reactions: a) 3-methyl-3-pentanol + H = b)2-methylcyclohexanol + H - c) 2-methyl-2-butanol + H - d) 2,2-dimethylcyclohexanol + H = This reaction will give a complex mixture of products, since rearrangements can occur. Show the full mechanism for this reaction and how the possible products can form from the carbocation...
1. Draw the structures of the following alcohols: ethanol 2-propanol cyclohexanol 2-methyl-2-propanol Classify each of the...
1. Draw the structures of the following alcohols: ethanol 2-propanol cyclohexanol 2-methyl-2-propanol Classify each of the alcohols in question 1 as primary, secondary, or tertiary. ethanol 2-methyl-2-propanol 2. 2-propanol cyclohexanol 3. Which alcohol would you expect to be more soluble in water, 1-butanol or 2-methyl-2- propanol? Why? (Hint: draw both alcohols examine their structures).
1. Of the following alcohols, _____ is likely to be least soluble in water. A. 3-pentanol...
1. Of the following alcohols, _____ is likely to be least soluble in water. A. 3-pentanol B. 1,2,3- propanetriol C. 1,2- ethanediol D. methanol E. 2-butanol
3. Which of the following alcohols is least soluble in water ? a. 1-pentanol c. 1-hexanol...
3. Which of the following alcohols is least soluble in water ? a. 1-pentanol c. 1-hexanol b. 1-octanol d. 2-propanol
d. AG-AH-AS/T 42. How many stereoisomers of 4-chloro-2-methylpentane (CHs):CHCH:CHCICHs, exist? a. I b. 2 c. 3...
d. AG-AH-AS/T 42. How many stereoisomers of 4-chloro-2-methylpentane (CHs):CHCH:CHCICHs, exist? a. I b. 2 c. 3 d. 4 43. What is the major organic product obtained from the reaction of 1-butanol with aqueous HBr at reflux? a. 1-bromobutane b. 2-bromobutane c. 2-bromo-1-butanol d. 1-butene 44. Which of the following alcohols reacts fastest with HBr to give the corresponding alkyl bromide? a. methanol b. ethanol 2-propanol d. 2-methyl-2-propanol C. 45.Which of the following alcohols undergoes the most H2SO4 to give rapid...
Dehydration of 2-Methyleyclohexanol Prelab Questions: 1. Show, using the curved arrow notation, the mechanism of alcohol...
Dehydration of 2-Methyleyclohexanol Prelab Questions: 1. Show, using the curved arrow notation, the mechanism of alcohol dehydration of 2- methylcyclohexanol using an acid catalyst to give the minor isomer not shown in the scheme above. 2. What alkenes could be produced it each of the following alcohols were dehydrated. 2-propanol 2-butanol 3. What is the purpose of the anhydrous sodium sulfate in step 2 of the procedure?
3. Classify each of the following alcohols as primary, secondary, or tertiary. a. 3-pentanol SELECT ONE SELECT ONE b. 2-methyl-2-butanol c. 1-propanol SELECT ONE 4. If you add chromate, an oxidizing agent, to each of the following would a green Cr solution be formed? SELECT ONE a. 3-pentanol b. 2-methyl-2-butanol SELECT ONE c. 1-propanol SELECT ONE
1)
Predict the following major alkene product that would result from
dehydration of the following alcohols ,with no carbocation
rearrangements:
2) Draw the mechanism for the following dehydration
reaction:
** I already asked these questions, the tutor used conc.
H2SO4... Could I use H3PO4 instead? For #2, I'm not sure if I drew
the mechanism correctly can you explain and draw the mechanism
please? The pic in pencil is my attempt at #2
1- isopropanol (also known as 2-propanol) is formed primarily
from the hydration reaction of an alkene. The alkene is [ ]
2- When the O in an alcohol is replaced with a sulfur atom, the
resulting compound is called a(n) [ ]
3- The dehydration of two primary alcohols results in a(n) [
]
A alkene
B aldehyde
C carboxylic acid
D ester
E ether
4- Fill in the blank. CHCHCHC≡CCHCHCl
is named _______.
A 7-chloro-4-heptyne
B 5-chloro-2-heptene
C 1-acetylenenyl-3-chloropropane...
Chemistry 2401 Experiment 7 Acid Catalyzed Dehydration of 3.3-Dimethyl-2-Butanol with Rearrangement Experiment 7 Pre-lab Assignment Dehydration of 3,3-Dimethyl-2-Butanol 1. Draw the structures of all the expected products from the following reactions: a) 3-methyl-3-pentanol + H = b)2-methylcyclohexanol + H - c) 2-methyl-2-butanol + H - d) 2,2-dimethylcyclohexanol + H = This reaction will give a complex mixture of products, since rearrangements can occur. Show the full mechanism for this reaction and how the possible products can form from the carbocation...
1. Draw the structures of the following alcohols: ethanol 2-propanol cyclohexanol 2-methyl-2-propanol Classify each of the alcohols in question 1 as primary, secondary, or tertiary. ethanol 2-methyl-2-propanol 2. 2-propanol cyclohexanol 3. Which alcohol would you expect to be more soluble in water, 1-butanol or 2-methyl-2- propanol? Why? (Hint: draw both alcohols examine their structures).
3. Which of the following alcohols is least soluble in water ? a. 1-pentanol c. 1-hexanol b. 1-octanol d. 2-propanol
d. AG-AH-AS/T 42. How many stereoisomers of 4-chloro-2-methylpentane (CHs):CHCH:CHCICHs, exist? a. I b. 2 c. 3 d. 4 43. What is the major organic product obtained from the reaction of 1-butanol with aqueous HBr at reflux? a. 1-bromobutane b. 2-bromobutane c. 2-bromo-1-butanol d. 1-butene 44. Which of the following alcohols reacts fastest with HBr to give the corresponding alkyl bromide? a. methanol b. ethanol 2-propanol d. 2-methyl-2-propanol C. 45.Which of the following alcohols undergoes the most H2SO4 to give rapid...
Dehydration of 2-Methyleyclohexanol Prelab Questions: 1. Show, using the curved arrow notation, the mechanism of alcohol dehydration of 2- methylcyclohexanol using an acid catalyst to give the minor isomer not shown in the scheme above. 2. What alkenes could be produced it each of the following alcohols were dehydrated. 2-propanol 2-butanol 3. What is the purpose of the anhydrous sodium sulfate in step 2 of the procedure?
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